NeX Math Documentation

Syntax Examples

`1+2=3`	1 + 2 = 3
`a^2+b^2=c^2`	{a}^{2} + {b}^{2} = {c}^{2}
`A=pi r^2`	A = \pi {r}^{2}
`1/2`	\frac{1}{2}
`x+1/2`	x + \frac{1}{2}
`(x+1)/2`	\frac{x + 1}{2}
`((x+1))/2`	\frac{(x + 1)}{2}
`(x+1)/(x+2)`	\frac{x + 1}{x + 2}
`x=(-b plusminus sqrt(b^2-4ac))/2a`	x = \frac{- b \pm \sqrt{{b}^{2} - 4ac}}{2a}
`lim(x->infty) f(x)`	\displaystyle\lim_{x \to \infty}^{} f (x)
`int(a,b)f(x)dx`	\displaystyle\int_{a}^{b} f (x) dx
`mat([a,b,c][d,e,f][g,h,i])`	\begin{bmatrix}a & b & c\\d & e & f\\g & h & i\end{bmatrix}
`cos x+sin x`	\cos x + \sin x
`forall n in Naturals, exists n+1 in Naturals`	\forall n \in \mathbb{N} ,\, \exists n + 1 \in \mathbb{N}
`"relu"(x)=cases(0 when x<=0, 1 when "otherwise")`	\text{relu} (x) = \begin{cases}0 & x \leq 0 \\ 1 & \text{otherwise}\end{cases}
`d/dx e^x=e^x`	\frac{d}{dx} {e}^{x} = {e}^{x}
`n_1+n_2+...+n_i`	{n}_{1} + {n}_{2} + \dots + {n}_{i}
`(x+1/2)(x+1)`	\left(x + \frac{1}{2}\right) (x + 1)

Keywords and Symbols

Usage	LaTeX equivalent	Output	Takes arguments?
`alpha`	`\alpha`	\alpha	No
`beta`	`\beta`	\beta	No
`gamma`	`\gamma`	\gamma	No
`delta`	`\delta`	\delta	No
`epsilon`	`\varepsilon`	\varepsilon	No
`zeta`	`\zeta`	\zeta	No
`eta`	`\eta`	\eta	No
`theta`	`\theta`	\theta	No
`iota`	`\iota`	\iota	No
`kappa`	`\kappa`	\kappa	No
`lambda`	`\lambda`	\lambda	No
`mu`	`\mu`	\mu	No
`nu`	`\nu`	\nu	No
`xi`	`\xi`	\xi	No
`omicron`	`\omicron`	\omicron	No
`pi`	`\pi`	\pi	No
`rho`	`\rho`	\rho	No
`sigma`	`\sigma`	\sigma	No
`tau`	`\tau`	\tau	No
`upsilon`	`\upsilon`	\upsilon	No
`phi`	`\varphi`	\varphi	No
`chi`	`\chi`	\chi	No
`psi`	`\psi`	\psi	No
`omega`	`\omega`	\omega	No
`Alpha`	`\Alpha`	\Alpha	No
`Beta`	`\Beta`	\Beta	No
`Gamma`	`\Gamma`	\Gamma	No
`Delta`	`\Delta`	\Delta	No
`Epsilon`	`\Epsilon`	\Epsilon	No
`Zeta`	`\Zeta`	\Zeta	No
`Eta`	`\Eta`	\Eta	No
`Theta`	`\Theta`	\Theta	No
`Iota`	`\Iota`	\Iota	No
`Kappa`	`\Kappa`	\Kappa	No
`Lambda`	`\Lambda`	\Lambda	No
`Mu`	`\Mu`	\Mu	No
`Nu`	`\Nu`	\Nu	No
`Xi`	`\Xi`	\Xi	No
`Omicron`	`\Omicron`	\Omicron	No
`Pi`	`\Pi`	\Pi	No
`Rho`	`\Rho`	\Rho	No
`Sigma`	`\Sigma`	\Sigma	No
`Tau`	`\Tau`	\Tau	No
`Upsilon`	`\Upsilon`	\Upsilon	No
`Phi`	`\Phi`	\Phi	No
`Chi`	`\Chi`	\Chi	No
`Psi`	`\Psi`	\Psi	No
`Omega`	`\Omega`	\Omega	No
`Naturals`	`\mathbb{N}`	\mathbb{N}	No
`Integers`	`\mathbb{Z}`	\mathbb{Z}	No
`Complex`	`\mathbb{C}`	\mathbb{C}	No
`Rationals`	`\mathbb{Q}`	\mathbb{Q}	No
`Reals`	`\mathbb{R}`	\mathbb{R}	No
`forall`	`\forall`	\forall	No
`exists`	`\exists`	\exists	No
`subset`	`\subseteq`	\subseteq	No
`supset`	`\supseteq`	\supseteq	No
`ssubset`	`\subset`	\subset	No
`ssupset`	`\subset`	\subset	No
`in`	`\in`	\in	No
`notin`	`\notin`	\notin	No
`emptyset`	`\varnothing`	\varnothing	No
`union`	`\cup`	\cup	No
`intersection`	`\cap`	\cap	No
`not`	`\neg`	\neg	No
`and`	`\land`	\land	No
`or`	`\lor`	\lor	No
`<-->`	`\longleftrightarrow`	\longleftrightarrow	No
`-->`	`\longrightarrow`	\longrightarrow	No
`<--`	`\longleftarrow`	\longleftarrow	No
`to`	`\to`	\to	No
`->`	`\to`	\to	No
`gets`	`\gets`	\gets	No
`<-`	`\gets`	\gets	No
`implies`	`\implies`	\implies	No
`=>`	`\implies`	\implies	No
`impliedby`	`\impliedby`	\impliedby	No
`iff`	`\iff`	\iff	No
`>=`	`\geq`	\geq	No
`<=`	`\leq`	\leq	No
`<<`	`\ll`	\ll	No
`>>`	`\gg`	\gg	No
`approx`	`\approx`	\approx	No
`!=`	`\neq`	\neq	No
`congruent`	`\cong`	\cong	No
`+`	`+`	+	No
`-`	`-`	-	No
`>`	`>`	>	No
`<`	`<`	<	No
`,`	`,\,`	,\,	No
`'`	`'`	'	No
`:`	`:`	:	No
`!`	`!`	!	No
`*`	`\cdot`	\cdot	No
`cross`	`\times`	\times	No
`star`	`*`	*	No
`slash`	`/`	/	No
`=`	`=`	=	No
`...`	`\dots`	\dots	No
`plusminus`	`\pm`	\pm	No
`cos`	`\cos`	\cos	No
`sin`	`\sin`	\sin	No
`tan`	`\tan`	\tan	No
`sec`	`\sec`	\sec	No
`csc`	`\csc`	\csc	No
`cot`	`\cot`	\cot	No
`arccos`	`\arccos`	\arccos	No
`arcsin`	`\arcsin`	\arcsin	No
`arctan`	`\arctan`	\arctan	No
`arcsec`	`\operatorname{arcsec}`	\operatorname{arcsec}	No
`arccsc`	`\operatorname{arccsc}`	\operatorname{arccsc}	No
`arccot`	`\operatorname{arccot}`	\operatorname{arccot}	No
`cosh`	`\cosh`	\cosh	No
`sinh`	`\sinh`	\sinh	No
`tanh`	`\tanh`	\tanh	No
`csch`	`\operatorname{csch}`	\operatorname{csch}	No
`sech`	`\operatorname{sech}`	\operatorname{sech}	No
`coth`	`\operatorname{coth}`	\operatorname{coth}	No
`arcsinh`	`\operatorname{arcsinh}`	\operatorname{arcsinh}	No
`arccosh`	`\operatorname{arccosh}`	\operatorname{arccosh}	No
`arctanh`	`\operatorname{arctanh}`	\operatorname{arctanh}	No
`arccsch`	`\operatorname{arccsch}`	\operatorname{arccsch}	No
`arcsech`	`\operatorname{arcsech}`	\operatorname{arcsech}	No
`arccoth`	`\operatorname{arccoth}`	\operatorname{arccoth}	No
`aleph`	`\aleph`	\aleph	No
`Re`	`\Re`	\Re	No
`Im`	`\Im`	\Im	No
`partial`	`\partial`	\partial	No
`grad`	`\nabla`	\nabla	No
`infty`	`\infty`	\infty	No
`log`	`\log`	\log	No
`ln`	`\ln`	\ln	No
`sqrt(a)`	`\sqrt{a}`	\sqrt{a}	Yes (max 1 arguments)
`abs(a)`	`\left\|a\right\|`	\left\|a\right\|	Yes (max 1 arguments)
`norm(a)`	`\left\Vert a\right\Vert`	\left\Vert a\right\Vert	Yes (max 1 arguments)
`radical(a, b)`	`\sqrt[a]{b}`	\sqrt[a]{b}	Yes (max 2 arguments)
`sum(a, b)`	`\displaystyle\sum_{a}^{b}`	\displaystyle\sum_{a}^{b}	Yes (max 2 arguments)
`prod(a, b)`	`\displaystyle\prod_{a}^{b}`	\displaystyle\prod_{a}^{b}	Yes (max 2 arguments)
`coprod(a, b)`	`\displaystyle\coprod_{a}^{b}`	\displaystyle\coprod_{a}^{b}	Yes (max 2 arguments)
`int(a, b)`	`\displaystyle\int_{a}^{b}`	\displaystyle\int_{a}^{b}	Yes (max 2 arguments)
`iint(a, b)`	`\displaystyle\iint_{a}^{b}`	\displaystyle\iint_{a}^{b}	Yes (max 2 arguments)
`iiint(a, b)`	`\displaystyle\iiint_{a}^{b}`	\displaystyle\iiint_{a}^{b}	Yes (max 2 arguments)
`lim(a, b)`	`\displaystyle\lim_{a}^{b}`	\displaystyle\lim_{a}^{b}	Yes (max 2 arguments)
`bigunion(a, b)`	`\displaystyle\bigcup_{a}^{b}`	\displaystyle\bigcup_{a}^{b}	Yes (max 2 arguments)
`bigintersection(a, b)`	`\displaystyle\bigcap_{a}^{b}`	\displaystyle\bigcap_{a}^{b}	Yes (max 2 arguments)
`eval(a, b)`	`\Big\|_{a}^{b}`	\Big\|_{a}^{b}	Yes (max 2 arguments)
`max`	`\max`	\max	No
`min`	`\min`	\min	No
`inf`	`\inf`	\inf	No
`sup`	`\sup`	\sup	No
`vec(a)`	`\vec{a}`	\vec{a}	Yes (max 1 arguments)
`hat(a)`	`\hat{a}`	\hat{a}	Yes (max 1 arguments)
`bar(a)`	`\bar{a}`	\bar{a}	Yes (max 1 arguments)
`tilde(a)`	`\tilde{a}`	\tilde{a}	Yes (max 1 arguments)
`boxed(a)`	`\boxed{a}`	\boxed{a}	Yes (max 1 arguments)
`\(`	`(`	(	No
`\)`	`)`	)	No
`\[`	`[`	[	No
`\]`	`]`	]	No